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Side by side Leaflet (Toner comparison)
Raw
README.md
Raw
index.html
<html xmlns="http://www.w3.org/1999/xhtml">
<!--
This file is licenced CC0 http://creativecommons.org/publicdomain/zero/1.0/
-->
<head>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8" />
<title>Leaflet Maps Side by Side</title>
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.1/leaflet.css" type="text/css" />
<style type="text/css">
body {
margin: 0;
font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif;
}
/* set the two maps side by side */
#mapA {
width: 50%;
height: 100%;
}
#mapB {
width: 50%;
height: 100%;
left: 50%;
top: 0;
position: absolute;
}
/* the cursor */
#cursor {
position: absolute;
z-index: 100;
}
/* map title bar along the top */
.title {
position: absolute;
z-index: 2;
opacity: 0.75;
top: 0px;
text-align: center;
font-weight: bold;
background-color: white;
}
/* position the individual title bars */
#mapATitle {
width: 50%;
}
#mapBTitle {
width: 50%;
left: 50%;
}
</style>
<script src="http://cdn.leafletjs.com/leaflet-0.7.1/leaflet-src.js" type="text/javascript"></script>
<script src="https://cdn.rawgit.com/turban/Leaflet.Sync/master/L.Map.Sync.js" type="text/javascript"></script>
<script src="zepto.min.js" type="text/javascript"></script>
<script src="prototype.js" type="text/javascript"></script>
<script src="leaflet-hash.js" type="text/javascript"></script>
<script src="l.control.geosearch.js" type="text/javascript"></script>
<script src="l.geosearch.provider.nominatim.js" type="text/javascript"></script>
<link rel="stylesheet" href="l.geosearch.toner.css" type="text/css" />
<script type="text/javascript">
var mapA;
var mapB;
window.onload = function init(){
// predefined map layers
var provider = "http://{s}.tile.stamen.com/toner/{z}/{x}/{y}.png";
var mediaQuery = "(-webkit-min-device-pixel-ratio: 1.5),\
(min--moz-device-pixel-ratio: 1.5),\
(-o-min-device-pixel-ratio: 3/2),\
(min-resolution: 1.5dppx)";
if (window.devicePixelRatio > 1 ||
(window.matchMedia && window.matchMedia(mediaQuery).matches)) {
// replace the last "." with "@2x."
provider = provider.replace(/\.(?!.*\.)/, "@2x.")
}
var tonernew = new L.TileLayer(provider,
{
attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://opendatacommons.org/licenses/odbl/">ODbL</a>.',
maxZoom: 18
});
var tonerold = new L.TileLayer("http://tilefarm.stamen.com/toner/{z}/{x}/{y}.png",
{
attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.',
maxZoom: 18
});
// give these layers names so users can reference them in the URI
var mapLayers = new Array();
mapLayers['tonernew'] = tonernew;
mapLayers['tonerold'] = tonerold;
var mapADefaultLayer = tonerold;
var mapBDefaultLayer = tonernew;
// make the map objects
var startLocation = new L.LatLng(0,0);
var startZoom = 2;
if (!location.hash) {
location.hash = "#2/0/0";
}
mapA = new L.Map('mapA',
{
//center: startLocation,
//zoom: startZoom,
layers: [mapADefaultLayer]
});
mapB = new L.Map('mapB',
{
//center: startLocation,
//zoom: startZoom,
layers: [mapBDefaultLayer],
zoomControl: false
});
var hash = new L.Hash(mapA);
/*
new L.Control.GeoSearch({
provider: new L.GeoSearch.Provider.Nominatim(),
showMarker: false
}).addTo(mapA);
*/
mapA.sync(mapB);
mapB.sync(mapA);
// update the location of the cursor
function updateCursorA(e) {
updateCursor(e, (window.innerWidth / 2));
}
function updateCursorB(e) {
updateCursor(e, -(window.innerWidth / 2));
}
function updateCursor(e, offset){
// the 15 is here to position to the center of the cursor icon in, not the top left of the cursor image
$('cursor').top = e.clientY - 15;
$('cursor').left = offset + e.clientX - 15;
$('cursor').setStyle({
left: $('cursor').left,
top: $('cursor').top
});
}
document.getElementById('mapA').onmousemove = updateCursorA;
document.getElementById('mapB').onmousemove = updateCursorB;
}
</script>
</head>
<body id="body">
<div id="mapA"></div>
<div id="mapB"></div>
<div id="mapATitle" class="title">Toner old</div>
<div id="mapbTitle" class="title">Toner 2014</div>
<!--
The following license applies to the following cross.png file originally from
http://gitorious.org/opensuse/art/blobs/master/cursors/dmz/pngs/32x32/cross.png
(c) 2007-2010 Novell, Inc.
This work is licenced under the Creative Commons Attribution-Share Alike 3.0
United States License. To view a copy of this licence, visit
http://creativecommons.org/licenses/by-sa/3.0/ or send a letter to Creative
Commons, 171 Second Street, Suite 300, San Francisco, California 94105, USA.
-->
<div><img id="cursor" src="cross.png" alt="X"/></div>
</body>
</html>
Raw
l.control.geosearch.js
/*
* L.Control.GeoSearch - search for an address and zoom to its location
* https://github.com/smeijer/leaflet.control.geosearch
*/
L.GeoSearch = {};
L.GeoSearch.Provider = {};
L.GeoSearch.Result = function (x, y, label) {
this.X = x;
this.Y = y;
this.Label = label;
};
L.Control.GeoSearch = L.Control.extend({
options: {
position: 'topleft'
},
initialize: function (options) {
this._config = {};
L.Util.extend(this.options, options);
this.setConfig(options);
},
setConfig: function (options) {
this._config = {
'provider': options.provider,
'searchLabel': options.searchLabel || 'Enter address',
'notFoundMessage' : options.notFoundMessage || 'Sorry, that address could not be found.',
'zoomLevel': options.zoomLevel || 17,
'showMarker': typeof options.showMarker !== 'undefined' ? options.showMarker : true
};
},
resetLink: function(extraClass) {
var link = this._container.querySelector('a');
link.className = 'leaflet-bar-part leaflet-bar-part-single' + ' ' + extraClass;
},
onAdd: function (map) {
// create the container
this._container = L.DomUtil.create('div', 'leaflet-bar leaflet-control leaflet-control-geosearch');
// create the link - this will contain one of the icons
var link = L.DomUtil.create('a', '', this._container);
link.href = '#';
link.title = this._config.searchLabel;
// set the link's icon to magnifying glass
this.resetLink('glass');
var displayNoneClass = 'displayNone';
// create the form that will contain the input
var form = L.DomUtil.create('form', displayNoneClass, this._container);
// create the input, and set its placeholder ("Enter address") text
var input = L.DomUtil.create('input', null, form);
input.placeholder = 'Enter address';
// create the error message div
var message = L.DomUtil.create('div', 'leaflet-bar message displayNone', this._container);
L.DomEvent
.on(link, 'click', L.DomEvent.stopPropagation)
.on(link, 'click', L.DomEvent.preventDefault)
.on(link, 'click', function() {
if (L.DomUtil.hasClass(form, displayNoneClass)) {
L.DomUtil.removeClass(form, 'displayNone'); // unhide form
input.focus();
} else {
L.DomUtil.addClass(form, 'displayNone'); // hide form
}
})
.on(link, 'dblclick', L.DomEvent.stopPropagation);
L.DomEvent
.on(input, 'keypress', this.onKeyPress, this)
.on(input, 'keyup', this.onKeyUp, this)
.on(input, 'input', this.onInput, this);
return this._container;
},
geosearch: function (qry) {
try {
var provider = this._config.provider;
if(typeof provider.GetLocations == 'function') {
var results = provider.GetLocations(qry, this._map, function(err, results) {
if (err) {
return this._printError(err);
}
this._processResults(results);
}.bind(this));
}
else {
var url = provider.GetServiceUrl(qry);
$.getJSON(url, function (data) {
try {
var results = provider.ParseJSON(data);
this._processResults(results);
}
catch (error) {
this._printError(error);
}
}.bind(this));
}
}
catch (error) {
this._printError(error);
}
},
_processResults: function(results) {
if (results.length === 0)
throw this._config.notFoundMessage;
this.cancelSearch();
this._showLocation(results[0]);
},
_showLocation: function (location) {
if (this._config.showMarker) {
if (typeof this._positionMarker === 'undefined')
this._positionMarker = L.marker([location.Y, location.X]).addTo(this._map);
else
this._positionMarker.setLatLng([location.Y, location.X]);
}
// this._map.setView([location.Y, location.X], this._config.zoomLevel, false);
},
_isShowingError: false,
_printError: function(error) {
var message = this._container.querySelector('.message');
message.innerHTML = error;
L.DomUtil.removeClass(message, 'displayNone');
// show alert icon
this.resetLink('alert');
this._isShowingError = true;
},
cancelSearch: function() {
var form = this._container.querySelector('form');
L.DomUtil.addClass(form, 'displayNone'); // hide form
var input = form.querySelector('input');
input.value = ''; // clear form
// show glass icon
this.resetLink('glass');
var message = this._container.querySelector('.message');
L.DomUtil.addClass(message, 'displayNone'); // hide message
},
startSearch: function() {
// show spinner icon
this.resetLink('spinner');
var input = this._container.querySelector('input');
this.geosearch(input.value);
},
onInput: function() {
if (this._isShowingError) {
// show glass icon
this.resetLink('glass');
var message = this._container.querySelector('.message');
L.DomUtil.addClass(message, 'displayNone'); // hide message
this._isShowingError = false;
}
},
onKeyPress: function (e) {
var enterKey = 13;
if (e.keyCode === enterKey) {
L.DomEvent.preventDefault(e); // prevent default form submission
this.startSearch();
}
},
onKeyUp: function (e) {
var escapeKey = 27;
if (e.keyCode === escapeKey) {
this.cancelSearch();
}
}
});
Raw
l.geosearch.provider.nominatim.js
/**
* L.Control.GeoSearch - search for an address and zoom to it's location
* L.GeoSearch.Provider.OpenStreetMap uses openstreetmap geocoding service
* https://github.com/smeijer/leaflet.control.geosearch
*/
L.GeoSearch.Provider.Nominatim = L.Class.extend({
options: {
},
initialize: function(options) {
options = L.Util.setOptions(this, options);
},
GetLocations: function(query, map, callback) {
callback = callback || function() {};
var url = this.GetServiceUrl(query);
$.getJSON(url, function (data) {
var results;
try {
results = this.ParseJSON(data);
} catch (err) {
return callback(err);
}
if (data.length > 0) {
var bbox = data[0].boundingbox,
viewport = [
[bbox[0], bbox[2]],
[bbox[1], bbox[3]]
];
map.fitBounds(viewport, {
maxZoom: 15
});
}
return callback(null, results);
}.bind(this));
},
GetServiceUrl: function (qry) {
var parameters = L.Util.extend({
q: qry,
format: 'json'
}, this.options);
return 'http://nominatim.openstreetmap.org/search'
+ L.Util.getParamString(parameters);
},
ParseJSON: function (data) {
if (data.length == 0)
return [];
var results = [];
for (var i = 0; i < data.length; i++)
results.push(new L.GeoSearch.Result(
data[i].lon,
data[i].lat,
data[i].display_name
));
return results;
}
});
Raw
l.geosearch.toner.css
.displayNone {
display: none;
}
.leaflet-control-geosearch {
position: relative;
}
.leaflet-control-geosearch a {
-webkit-border-radius: 4px;
border-radius: 4px;
border-bottom: none;
}
.leaflet-control-geosearch a.glass {
background-image: url(geosearch.png);
background-size: 100% 100%;
}
.leaflet-control-geosearch a.spinner {
background-image: url(spinner.gif);
background-position: 50% 50%;
}
.leaflet-control-geosearch a.alert {
background-image: url(alert.png);
background-size: 64% 64%;
}
.leaflet-control-geosearch a:hover {
border-bottom: none;
}
.leaflet-control-geosearch form {
position: absolute;
top: 0;
left: 22px;
box-shadow: 0 1px 7px rgba(0, 0, 0, 0.65);
-webkit-border-radius: 4px;
border-radius: 0px 4px 4px 0px;
z-index: -1;
background: #FFF;
height: 26px;
padding: 0 6px 0 6px;
}
.leaflet-control-geosearch form input {
width: 200px;
border: none;
outline: none;
margin: 0;
padding: 0;
font-size: 12px;
margin-top: 5px;
}
.leaflet-control-geosearch .message {
position: absolute;
top: 26px;
left: 0px;
width: 226px;
color: #FFF;
background: rgb(40, 40, 40);
padding: 4px 0 4px 8px;
}
Raw
leaflet-hash.js
(function(window) {
var HAS_HASHCHANGE = (function() {
var doc_mode = window.documentMode;
return ('onhashchange' in window) &&
(doc_mode === undefined || doc_mode > 7);
})();
L.Hash = function(map) {
this.onHashChange = L.Util.bind(this.onHashChange, this);
if (map) {
this.init(map);
}
};
L.Hash.parseHash = function(hash) {
if(hash.indexOf('#') === 0) {
hash = hash.substr(1);
}
var args = hash.split("/");
if (args.length == 3) {
var zoom = parseInt(args[0], 10),
lat = parseFloat(args[1]),
lon = parseFloat(args[2]);
if (isNaN(zoom) || isNaN(lat) || isNaN(lon)) {
return false;
} else {
return {
center: new L.LatLng(lat, lon),
zoom: zoom
};
}
} else {
return false;
}
};
L.Hash.formatHash = function(map) {
var center = map.getCenter(),
zoom = map.getZoom(),
precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
return "#" + [zoom,
center.lat.toFixed(precision),
center.lng.toFixed(precision)
].join("/");
},
L.Hash.prototype = {
map: null,
lastHash: null,
parseHash: L.Hash.parseHash,
formatHash: L.Hash.formatHash,
init: function(map) {
this.map = map;
// reset the hash
this.lastHash = null;
this.onHashChange();
if (!this.isListening) {
this.startListening();
}
},
removeFrom: function(map) {
if (this.changeTimeout) {
clearTimeout(this.changeTimeout);
}
if (this.isListening) {
this.stopListening();
}
this.map = null;
},
onMapMove: function() {
// bail if we're moving the map (updating from a hash),
// or if the map is not yet loaded
if (this.movingMap || !this.map._loaded) {
return false;
}
var hash = this.formatHash(this.map);
if (this.lastHash != hash) {
location.replace(hash);
this.lastHash = hash;
}
},
movingMap: false,
update: function() {
var hash = location.hash;
if (hash === this.lastHash) {
return;
}
var parsed = this.parseHash(hash);
if (parsed) {
this.movingMap = true;
this.map.setView(parsed.center, parsed.zoom, { animate: false });
this.movingMap = false;
} else {
this.onMapMove(this.map);
}
},
// defer hash change updates every 100ms
changeDefer: 100,
changeTimeout: null,
onHashChange: function() {
// throttle calls to update() so that they only happen every
// `changeDefer` ms
if (!this.changeTimeout) {
var that = this;
this.changeTimeout = setTimeout(function() {
that.update();
that.changeTimeout = null;
}, this.changeDefer);
}
},
isListening: false,
hashChangeInterval: null,
startListening: function() {
this.map.on("moveend", this.onMapMove, this);
if (HAS_HASHCHANGE) {
L.DomEvent.addListener(window, "hashchange", this.onHashChange);
} else {
clearInterval(this.hashChangeInterval);
this.hashChangeInterval = setInterval(this.onHashChange, 50);
}
this.isListening = true;
},
stopListening: function() {
this.map.off("moveend", this.onMapMove, this);
if (HAS_HASHCHANGE) {
L.DomEvent.removeListener(window, "hashchange", this.onHashChange);
} else {
clearInterval(this.hashChangeInterval);
}
this.isListening = false;
}
};
L.hash = function(map) {
return new L.Hash(map);
};
L.Map.prototype.addHash = function() {
this._hash = L.hash(this);
};
L.Map.prototype.removeHash = function() {
this._hash.removeFrom();
};
})(window);
Raw
prototype.js
/* Prototype JavaScript framework, version 1.7.2
* (c) 2005-2010 Sam Stephenson
*
* Prototype is freely distributable under the terms of an MIT-style license.
* For details, see the Prototype web site: http://www.prototypejs.org/
*
*--------------------------------------------------------------------------*/
var Prototype = {
Version: '1.7.2',
Browser: (function(){
var ua = navigator.userAgent;
var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
return {
IE: !!window.attachEvent && !isOpera,
Opera: isOpera,
WebKit: ua.indexOf('AppleWebKit/') > -1,
Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
MobileSafari: /Apple.*Mobile/.test(ua)
}
})(),
BrowserFeatures: {
XPath: !!document.evaluate,
SelectorsAPI: !!document.querySelector,
ElementExtensions: (function() {
var constructor = window.Element || window.HTMLElement;
return !!(constructor && constructor.prototype);
})(),
SpecificElementExtensions: (function() {
if (typeof window.HTMLDivElement !== 'undefined')
return true;
var div = document.createElement('div'),
form = document.createElement('form'),
isSupported = false;
if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
isSupported = true;
}
div = form = null;
return isSupported;
})()
},
ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script\\s*>',
JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
emptyFunction: function() { },
K: function(x) { return x }
};
if (Prototype.Browser.MobileSafari)
Prototype.BrowserFeatures.SpecificElementExtensions = false;
/* Based on Alex Arnell's inheritance implementation. */
var Class = (function() {
var IS_DONTENUM_BUGGY = (function(){
for (var p in { toString: 1 }) {
if (p === 'toString') return false;
}
return true;
})();
function subclass() {};
function create() {
var parent = null, properties = $A(arguments);
if (Object.isFunction(properties[0]))
parent = properties.shift();
function klass() {
this.initialize.apply(this, arguments);
}
Object.extend(klass, Class.Methods);
klass.superclass = parent;
klass.subclasses = [];
if (parent) {
subclass.prototype = parent.prototype;
klass.prototype = new subclass;
parent.subclasses.push(klass);
}
for (var i = 0, length = properties.length; i < length; i++)
klass.addMethods(properties[i]);
if (!klass.prototype.initialize)
klass.prototype.initialize = Prototype.emptyFunction;
klass.prototype.constructor = klass;
return klass;
}
function addMethods(source) {
var ancestor = this.superclass && this.superclass.prototype,
properties = Object.keys(source);
if (IS_DONTENUM_BUGGY) {
if (source.toString != Object.prototype.toString)
properties.push("toString");
if (source.valueOf != Object.prototype.valueOf)
properties.push("valueOf");
}
for (var i = 0, length = properties.length; i < length; i++) {
var property = properties[i], value = source[property];
if (ancestor && Object.isFunction(value) &&
value.argumentNames()[0] == "$super") {
var method = value;
value = (function(m) {
return function() { return ancestor[m].apply(this, arguments); };
})(property).wrap(method);
value.valueOf = (function(method) {
return function() { return method.valueOf.call(method); };
})(method);
value.toString = (function(method) {
return function() { return method.toString.call(method); };
})(method);
}
this.prototype[property] = value;
}
return this;
}
return {
create: create,
Methods: {
addMethods: addMethods
}
};
})();
(function() {
var _toString = Object.prototype.toString,
_hasOwnProperty = Object.prototype.hasOwnProperty,
NULL_TYPE = 'Null',
UNDEFINED_TYPE = 'Undefined',
BOOLEAN_TYPE = 'Boolean',
NUMBER_TYPE = 'Number',
STRING_TYPE = 'String',
OBJECT_TYPE = 'Object',
FUNCTION_CLASS = '[object Function]',
BOOLEAN_CLASS = '[object Boolean]',
NUMBER_CLASS = '[object Number]',
STRING_CLASS = '[object String]',
ARRAY_CLASS = '[object Array]',
DATE_CLASS = '[object Date]',
NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
typeof JSON.stringify === 'function' &&
JSON.stringify(0) === '0' &&
typeof JSON.stringify(Prototype.K) === 'undefined';
var DONT_ENUMS = ['toString', 'toLocaleString', 'valueOf',
'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'constructor'];
var IS_DONTENUM_BUGGY = (function(){
for (var p in { toString: 1 }) {
if (p === 'toString') return false;
}
return true;
})();
function Type(o) {
switch(o) {
case null: return NULL_TYPE;
case (void 0): return UNDEFINED_TYPE;
}
var type = typeof o;
switch(type) {
case 'boolean': return BOOLEAN_TYPE;
case 'number': return NUMBER_TYPE;
case 'string': return STRING_TYPE;
}
return OBJECT_TYPE;
}
function extend(destination, source) {
for (var property in source)
destination[property] = source[property];
return destination;
}
function inspect(object) {
try {
if (isUndefined(object)) return 'undefined';
if (object === null) return 'null';
return object.inspect ? object.inspect() : String(object);
} catch (e) {
if (e instanceof RangeError) return '...';
throw e;
}
}
function toJSON(value) {
return Str('', { '': value }, []);
}
function Str(key, holder, stack) {
var value = holder[key];
if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
value = value.toJSON(key);
}
var _class = _toString.call(value);
switch (_class) {
case NUMBER_CLASS:
case BOOLEAN_CLASS:
case STRING_CLASS:
value = value.valueOf();
}
switch (value) {
case null: return 'null';
case true: return 'true';
case false: return 'false';
}
var type = typeof value;
switch (type) {
case 'string':
return value.inspect(true);
case 'number':
return isFinite(value) ? String(value) : 'null';
case 'object':
for (var i = 0, length = stack.length; i < length; i++) {
if (stack[i] === value) {
throw new TypeError("Cyclic reference to '" + value + "' in object");
}
}
stack.push(value);
var partial = [];
if (_class === ARRAY_CLASS) {
for (var i = 0, length = value.length; i < length; i++) {
var str = Str(i, value, stack);
partial.push(typeof str === 'undefined' ? 'null' : str);
}
partial = '[' + partial.join(',') + ']';
} else {
var keys = Object.keys(value);
for (var i = 0, length = keys.length; i < length; i++) {
var key = keys[i], str = Str(key, value, stack);
if (typeof str !== "undefined") {
partial.push(key.inspect(true)+ ':' + str);
}
}
partial = '{' + partial.join(',') + '}';
}
stack.pop();
return partial;
}
}
function stringify(object) {
return JSON.stringify(object);
}
function toQueryString(object) {
return $H(object).toQueryString();
}
function toHTML(object) {
return object && object.toHTML ? object.toHTML() : String.interpret(object);
}
function keys(object) {
if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
var results = [];
for (var property in object) {
if (_hasOwnProperty.call(object, property))
results.push(property);
}
if (IS_DONTENUM_BUGGY) {
for (var i = 0; property = DONT_ENUMS[i]; i++) {
if (_hasOwnProperty.call(object, property))
results.push(property);
}
}
return results;
}
function values(object) {
var results = [];
for (var property in object)
results.push(object[property]);
return results;
}
function clone(object) {
return extend({ }, object);
}
function isElement(object) {
return !!(object && object.nodeType == 1);
}
function isArray(object) {
return _toString.call(object) === ARRAY_CLASS;
}
var hasNativeIsArray = (typeof Array.isArray == 'function')
&& Array.isArray([]) && !Array.isArray({});
if (hasNativeIsArray) {
isArray = Array.isArray;
}
function isHash(object) {
return object instanceof Hash;
}
function isFunction(object) {
return _toString.call(object) === FUNCTION_CLASS;
}
function isString(object) {
return _toString.call(object) === STRING_CLASS;
}
function isNumber(object) {
return _toString.call(object) === NUMBER_CLASS;
}
function isDate(object) {
return _toString.call(object) === DATE_CLASS;
}
function isUndefined(object) {
return typeof object === "undefined";
}
extend(Object, {
extend: extend,
inspect: inspect,
toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
toQueryString: toQueryString,
toHTML: toHTML,
keys: Object.keys || keys,
values: values,
clone: clone,
isElement: isElement,
isArray: isArray,
isHash: isHash,
isFunction: isFunction,
isString: isString,
isNumber: isNumber,
isDate: isDate,
isUndefined: isUndefined
});
})();
Object.extend(Function.prototype, (function() {
var slice = Array.prototype.slice;
function update(array, args) {
var arrayLength = array.length, length = args.length;
while (length--) array[arrayLength + length] = args[length];
return array;
}
function merge(array, args) {
array = slice.call(array, 0);
return update(array, args);
}
function argumentNames() {
var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
.replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
.replace(/\s+/g, '').split(',');
return names.length == 1 && !names[0] ? [] : names;
}
function bind(context) {
if (arguments.length < 2 && Object.isUndefined(arguments[0]))
return this;
if (!Object.isFunction(this))
throw new TypeError("The object is not callable.");
var nop = function() {};
var __method = this, args = slice.call(arguments, 1);
var bound = function() {
var a = merge(args, arguments);
var c = this instanceof bound ? this : context;
return __method.apply(c, a);
};
nop.prototype = this.prototype;
bound.prototype = new nop();
return bound;
}
function bindAsEventListener(context) {
var __method = this, args = slice.call(arguments, 1);
return function(event) {
var a = update([event || window.event], args);
return __method.apply(context, a);
}
}
function curry() {
if (!arguments.length) return this;
var __method = this, args = slice.call(arguments, 0);
return function() {
var a = merge(args, arguments);
return __method.apply(this, a);
}
}
function delay(timeout) {
var __method = this, args = slice.call(arguments, 1);
timeout = timeout * 1000;
return window.setTimeout(function() {
return __method.apply(__method, args);
}, timeout);
}
function defer() {
var args = update([0.01], arguments);
return this.delay.apply(this, args);
}
function wrap(wrapper) {
var __method = this;
return function() {
var a = update([__method.bind(this)], arguments);
return wrapper.apply(this, a);
}
}
function methodize() {
if (this._methodized) return this._methodized;
var __method = this;
return this._methodized = function() {
var a = update([this], arguments);
return __method.apply(null, a);
};
}
var extensions = {
argumentNames: argumentNames,
bindAsEventListener: bindAsEventListener,
curry: curry,
delay: delay,
defer: defer,
wrap: wrap,
methodize: methodize
};
if (!Function.prototype.bind)
extensions.bind = bind;
return extensions;
})());
(function(proto) {
function toISOString() {
return this.getUTCFullYear() + '-' +
(this.getUTCMonth() + 1).toPaddedString(2) + '-' +
this.getUTCDate().toPaddedString(2) + 'T' +
this.getUTCHours().toPaddedString(2) + ':' +
this.getUTCMinutes().toPaddedString(2) + ':' +
this.getUTCSeconds().toPaddedString(2) + 'Z';
}
function toJSON() {
return this.toISOString();
}
if (!proto.toISOString) proto.toISOString = toISOString;
if (!proto.toJSON) proto.toJSON = toJSON;
})(Date.prototype);
RegExp.prototype.match = RegExp.prototype.test;
RegExp.escape = function(str) {
return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};
var PeriodicalExecuter = Class.create({
initialize: function(callback, frequency) {
this.callback = callback;
this.frequency = frequency;
this.currentlyExecuting = false;
this.registerCallback();
},
registerCallback: function() {
this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
},
execute: function() {
this.callback(this);
},
stop: function() {
if (!this.timer) return;
clearInterval(this.timer);
this.timer = null;
},
onTimerEvent: function() {
if (!this.currentlyExecuting) {
try {
this.currentlyExecuting = true;
this.execute();
this.currentlyExecuting = false;
} catch(e) {
this.currentlyExecuting = false;
throw e;
}
}
}
});
Object.extend(String, {
interpret: function(value) {
return value == null ? '' : String(value);
},
specialChar: {
'\b': '\\b',
'\t': '\\t',
'\n': '\\n',
'\f': '\\f',
'\r': '\\r',
'\\': '\\\\'
}
});
Object.extend(String.prototype, (function() {
var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
typeof JSON.parse === 'function' &&
JSON.parse('{"test": true}').test;
function prepareReplacement(replacement) {
if (Object.isFunction(replacement)) return replacement;
var template = new Template(replacement);
return function(match) { return template.evaluate(match) };
}
function isNonEmptyRegExp(regexp) {
return regexp.source && regexp.source !== '(?:)';
}
function gsub(pattern, replacement) {
var result = '', source = this, match;
replacement = prepareReplacement(replacement);
if (Object.isString(pattern))
pattern = RegExp.escape(pattern);
if (!(pattern.length || isNonEmptyRegExp(pattern))) {
replacement = replacement('');
return replacement + source.split('').join(replacement) + replacement;
}
while (source.length > 0) {
match = source.match(pattern)
if (match && match[0].length > 0) {
result += source.slice(0, match.index);
result += String.interpret(replacement(match));
source = source.slice(match.index + match[0].length);
} else {
result += source, source = '';
}
}
return result;
}
function sub(pattern, replacement, count) {
replacement = prepareReplacement(replacement);
count = Object.isUndefined(count) ? 1 : count;
return this.gsub(pattern, function(match) {
if (--count < 0) return match[0];
return replacement(match);
});
}
function scan(pattern, iterator) {
this.gsub(pattern, iterator);
return String(this);
}
function truncate(length, truncation) {
length = length || 30;
truncation = Object.isUndefined(truncation) ? '...' : truncation;
return this.length > length ?
this.slice(0, length - truncation.length) + truncation : String(this);
}
function strip() {
return this.replace(/^\s+/, '').replace(/\s+$/, '');
}
function stripTags() {
return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
}
function stripScripts() {
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
}
function extractScripts() {
var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
matchOne = new RegExp(Prototype.ScriptFragment, 'im');
return (this.match(matchAll) || []).map(function(scriptTag) {
return (scriptTag.match(matchOne) || ['', ''])[1];
});
}
function evalScripts() {
return this.extractScripts().map(function(script) { return eval(script); });
}
function escapeHTML() {
return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
}
function unescapeHTML() {
return this.stripTags().replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&amp;/g,'&');
}
function toQueryParams(separator) {
var match = this.strip().match(/([^?#]*)(#.*)?$/);
if (!match) return { };
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
if ((pair = pair.split('='))[0]) {
var key = decodeURIComponent(pair.shift()),
value = pair.length > 1 ? pair.join('=') : pair[0];
if (value != undefined) {
value = value.gsub('+', ' ');
value = decodeURIComponent(value);
}
if (key in hash) {
if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
hash[key].push(value);
}
else hash[key] = value;
}
return hash;
});
}
function toArray() {
return this.split('');
}
function succ() {
return this.slice(0, this.length - 1) +
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
}
function times(count) {
return count < 1 ? '' : new Array(count + 1).join(this);
}
function camelize() {
return this.replace(/-+(.)?/g, function(match, chr) {
return chr ? chr.toUpperCase() : '';
});
}
function capitalize() {
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
}
function underscore() {
return this.replace(/::/g, '/')
.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
.replace(/([a-z\d])([A-Z])/g, '$1_$2')
.replace(/-/g, '_')
.toLowerCase();
}
function dasherize() {
return this.replace(/_/g, '-');
}
function inspect(useDoubleQuotes) {
var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
if (character in String.specialChar) {
return String.specialChar[character];
}
return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
});
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
}
function unfilterJSON(filter) {
return this.replace(filter || Prototype.JSONFilter, '$1');
}
function isJSON() {
var str = this;
if (str.blank()) return false;
str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
return (/^[\],:{}\s]*$/).test(str);
}
function evalJSON(sanitize) {
var json = this.unfilterJSON(),
cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
if (cx.test(json)) {
json = json.replace(cx, function (a) {
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
});
}
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) { }
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
}
function parseJSON() {
var json = this.unfilterJSON();
return JSON.parse(json);
}
function include(pattern) {
return this.indexOf(pattern) > -1;
}
function startsWith(pattern, position) {
position = Object.isNumber(position) ? position : 0;
return this.lastIndexOf(pattern, position) === position;
}
function endsWith(pattern, position) {
pattern = String(pattern);
position = Object.isNumber(position) ? position : this.length;
if (position < 0) position = 0;
if (position > this.length) position = this.length;
var d = position - pattern.length;
return d >= 0 && this.indexOf(pattern, d) === d;
}
function empty() {
return this == '';
}
function blank() {
return /^\s*$/.test(this);
}
function interpolate(object, pattern) {
return new Template(this, pattern).evaluate(object);
}
return {
gsub: gsub,
sub: sub,
scan: scan,
truncate: truncate,
strip: String.prototype.trim || strip,
stripTags: stripTags,
stripScripts: stripScripts,
extractScripts: extractScripts,
evalScripts: evalScripts,
escapeHTML: escapeHTML,
unescapeHTML: unescapeHTML,
toQueryParams: toQueryParams,
parseQuery: toQueryParams,
toArray: toArray,
succ: succ,
times: times,
camelize: camelize,
capitalize: capitalize,
underscore: underscore,
dasherize: dasherize,
inspect: inspect,
unfilterJSON: unfilterJSON,
isJSON: isJSON,
evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
include: include,
startsWith: String.prototype.startsWith || startsWith,
endsWith: String.prototype.endsWith || endsWith,
empty: empty,
blank: blank,
interpolate: interpolate
};
})());
var Template = Class.create({
initialize: function(template, pattern) {
this.template = template.toString();
this.pattern = pattern || Template.Pattern;
},
evaluate: function(object) {
if (object && Object.isFunction(object.toTemplateReplacements))
object = object.toTemplateReplacements();
return this.template.gsub(this.pattern, function(match) {
if (object == null) return (match[1] + '');
var before = match[1] || '';
if (before == '\\') return match[2];
var ctx = object, expr = match[3],
pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
match = pattern.exec(expr);
if (match == null) return before;
while (match != null) {
var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
ctx = ctx[comp];
if (null == ctx || '' == match[3]) break;
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
match = pattern.exec(expr);
}
return before + String.interpret(ctx);
});
}
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
var $break = { };
var Enumerable = (function() {
function each(iterator, context) {
try {
this._each(iterator, context);
} catch (e) {
if (e != $break) throw e;
}
return this;
}
function eachSlice(number, iterator, context) {
var index = -number, slices = [], array = this.toArray();
if (number < 1) return array;
while ((index += number) < array.length)
slices.push(array.slice(index, index+number));
return slices.collect(iterator, context);
}
function all(iterator, context) {
iterator = iterator || Prototype.K;
var result = true;
this.each(function(value, index) {
result = result && !!iterator.call(context, value, index, this);
if (!result) throw $break;
}, this);
return result;
}
function any(iterator, context) {
iterator = iterator || Prototype.K;
var result = false;
this.each(function(value, index) {
if (result = !!iterator.call(context, value, index, this))
throw $break;
}, this);
return result;
}
function collect(iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
this.each(function(value, index) {
results.push(iterator.call(context, value, index, this));
}, this);
return results;
}
function detect(iterator, context) {
var result;
this.each(function(value, index) {
if (iterator.call(context, value, index, this)) {
result = value;
throw $break;
}
}, this);
return result;
}
function findAll(iterator, context) {
var results = [];
this.each(function(value, index) {
if (iterator.call(context, value, index, this))
results.push(value);
}, this);
return results;
}
function grep(filter, iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
if (Object.isString(filter))
filter = new RegExp(RegExp.escape(filter));
this.each(function(value, index) {
if (filter.match(value))
results.push(iterator.call(context, value, index, this));
}, this);
return results;
}
function include(object) {
if (Object.isFunction(this.indexOf) && this.indexOf(object) != -1)
return true;
var found = false;
this.each(function(value) {
if (value == object) {
found = true;
throw $break;
}
});
return found;
}
function inGroupsOf(number, fillWith) {
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
return this.eachSlice(number, function(slice) {
while(slice.length < number) slice.push(fillWith);
return slice;
});
}
function inject(memo, iterator, context) {
this.each(function(value, index) {
memo = iterator.call(context, memo, value, index, this);
}, this);
return memo;
}
function invoke(method) {
var args = $A(arguments).slice(1);
return this.map(function(value) {
return value[method].apply(value, args);
});
}
function max(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
value = iterator.call(context, value, index, this);
if (result == null || value >= result)
result = value;
}, this);
return result;
}
function min(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
value = iterator.call(context, value, index, this);
if (result == null || value < result)
result = value;
}, this);
return result;
}
function partition(iterator, context) {
iterator = iterator || Prototype.K;
var trues = [], falses = [];
this.each(function(value, index) {
(iterator.call(context, value, index, this) ?
trues : falses).push(value);
}, this);
return [trues, falses];
}
function pluck(property) {
var results = [];
this.each(function(value) {
results.push(value[property]);
});
return results;
}
function reject(iterator, context) {
var results = [];
this.each(function(value, index) {
if (!iterator.call(context, value, index, this))
results.push(value);
}, this);
return results;
}
function sortBy(iterator, context) {
return this.map(function(value, index) {
return {
value: value,
criteria: iterator.call(context, value, index, this)
};
}, this).sort(function(left, right) {
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
}).pluck('value');
}
function toArray() {
return this.map();
}
function zip() {
var iterator = Prototype.K, args = $A(arguments);
if (Object.isFunction(args.last()))
iterator = args.pop();
var collections = [this].concat(args).map($A);
return this.map(function(value, index) {
return iterator(collections.pluck(index));
});
}
function size() {
return this.toArray().length;
}
function inspect() {
return '#<Enumerable:' + this.toArray().inspect() + '>';
}
return {
each: each,
eachSlice: eachSlice,
all: all,
every: all,
any: any,
some: any,
collect: collect,
map: collect,
detect: detect,
findAll: findAll,
select: findAll,
filter: findAll,
grep: grep,
include: include,
member: include,
inGroupsOf: inGroupsOf,
inject: inject,
invoke: invoke,
max: max,
min: min,
partition: partition,
pluck: pluck,
reject: reject,
sortBy: sortBy,
toArray: toArray,
entries: toArray,
zip: zip,
size: size,
inspect: inspect,
find: detect
};
})();
function $A(iterable) {
if (!iterable) return [];
if ('toArray' in Object(iterable)) return iterable.toArray();
var length = iterable.length || 0, results = new Array(length);
while (length--) results[length] = iterable[length];
return results;
}
function $w(string) {
if (!Object.isString(string)) return [];
string = string.strip();
return string ? string.split(/\s+/) : [];
}
Array.from = $A;
(function() {
var arrayProto = Array.prototype,
slice = arrayProto.slice,
_each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
function each(iterator, context) {
for (var i = 0, length = this.length >>> 0; i < length; i++) {
if (i in this) iterator.call(context, this[i], i, this);
}
}
if (!_each) _each = each;
function clear() {
this.length = 0;
return this;
}
function first() {
return this[0];
}
function last() {
return this[this.length - 1];
}
function compact() {
return this.select(function(value) {
return value != null;
});
}
function flatten() {
return this.inject([], function(array, value) {
if (Object.isArray(value))
return array.concat(value.flatten());
array.push(value);
return array;
});
}
function without() {
var values = slice.call(arguments, 0);
return this.select(function(value) {
return !values.include(value);
});
}
function reverse(inline) {
return (inline === false ? this.toArray() : this)._reverse();
}
function uniq(sorted) {
return this.inject([], function(array, value, index) {
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
array.push(value);
return array;
});
}
function intersect(array) {
return this.uniq().findAll(function(item) {
return array.indexOf(item) !== -1;
});
}
function clone() {
return slice.call(this, 0);
}
function size() {
return this.length;
}
function inspect() {
return '[' + this.map(Object.inspect).join(', ') + ']';
}
function indexOf(item, i) {
if (this == null) throw new TypeError();
var array = Object(this), length = array.length >>> 0;
if (length === 0) return -1;
i = Number(i);
if (isNaN(i)) {
i = 0;
} else if (i !== 0 && isFinite(i)) {
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
}
if (i > length) return -1;
var k = i >= 0 ? i : Math.max(length - Math.abs(i), 0);
for (; k < length; k++)
if (k in array && array[k] === item) return k;
return -1;
}
function lastIndexOf(item, i) {
if (this == null) throw new TypeError();
var array = Object(this), length = array.length >>> 0;
if (length === 0) return -1;
if (!Object.isUndefined(i)) {
i = Number(i);
if (isNaN(i)) {
i = 0;
} else if (i !== 0 && isFinite(i)) {
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
}
} else {
i = length;
}
var k = i >= 0 ? Math.min(i, length - 1) :
length - Math.abs(i);
for (; k >= 0; k--)
if (k in array && array[k] === item) return k;
return -1;
}
function concat(_) {
var array = [], items = slice.call(arguments, 0), item, n = 0;
items.unshift(this);
for (var i = 0, length = items.length; i < length; i++) {
item = items[i];
if (Object.isArray(item) && !('callee' in item)) {
for (var j = 0, arrayLength = item.length; j < arrayLength; j++) {
if (j in item) array[n] = item[j];
n++;
}
} else {
array[n++] = item;
}
}
array.length = n;
return array;
}
function wrapNative(method) {
return function() {
if (arguments.length === 0) {
return method.call(this, Prototype.K);
} else if (arguments[0] === undefined) {
var args = slice.call(arguments, 1);
args.unshift(Prototype.K);
return method.apply(this, args);
} else {
return method.apply(this, arguments);
}
};
}
function map(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var object = Object(this);
var results = [], context = arguments[1], n = 0;
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object) {
results[n] = iterator.call(context, object[i], i, object);
}
n++;
}
results.length = n;
return results;
}
if (arrayProto.map) {
map = wrapNative(Array.prototype.map);
}
function filter(iterator) {
if (this == null || !Object.isFunction(iterator))
throw new TypeError();
var object = Object(this);
var results = [], context = arguments[1], value;
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object) {
value = object[i];
if (iterator.call(context, value, i, object)) {
results.push(value);
}
}
}
return results;
}
if (arrayProto.filter) {
filter = Array.prototype.filter;
}
function some(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var context = arguments[1];
var object = Object(this);
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object && iterator.call(context, object[i], i, object)) {
return true;
}
}
return false;
}
if (arrayProto.some) {
var some = wrapNative(Array.prototype.some);
}
function every(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var context = arguments[1];
var object = Object(this);
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object && !iterator.call(context, object[i], i, object)) {
return false;
}
}
return true;
}
if (arrayProto.every) {
var every = wrapNative(Array.prototype.every);
}
var _reduce = arrayProto.reduce;
function inject(memo, iterator) {
iterator = iterator || Prototype.K;
var context = arguments[2];
return _reduce.call(this, iterator.bind(context), memo);
}
if (!arrayProto.reduce) {
var inject = Enumerable.inject;
}
Object.extend(arrayProto, Enumerable);
if (!arrayProto._reverse)
arrayProto._reverse = arrayProto.reverse;
Object.extend(arrayProto, {
_each: _each,
map: map,
collect: map,
select: filter,
filter: filter,
findAll: filter,
some: some,
any: some,
every: every,
all: every,
inject: inject,
clear: clear,
first: first,
last: last,
compact: compact,
flatten: flatten,
without: without,
reverse: reverse,
uniq: uniq,
intersect: intersect,
clone: clone,
toArray: clone,
size: size,
inspect: inspect
});
var CONCAT_ARGUMENTS_BUGGY = (function() {
return [].concat(arguments)[0][0] !== 1;
})(1,2);
if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
})();
function $H(object) {
return new Hash(object);
};
var Hash = Class.create(Enumerable, (function() {
function initialize(object) {
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
}
function _each(iterator, context) {
var i = 0;
for (var key in this._object) {
var value = this._object[key], pair = [key, value];
pair.key = key;
pair.value = value;
iterator.call(context, pair, i);
i++;
}
}
function set(key, value) {
return this._object[key] = value;
}
function get(key) {
if (this._object[key] !== Object.prototype[key])
return this._object[key];
}
function unset(key) {
var value = this._object[key];
delete this._object[key];
return value;
}
function toObject() {
return Object.clone(this._object);
}
function keys() {
return this.pluck('key');
}
function values() {
return this.pluck('value');
}
function index(value) {
var match = this.detect(function(pair) {
return pair.value === value;
});
return match && match.key;
}
function merge(object) {
return this.clone().update(object);
}
function update(object) {
return new Hash(object).inject(this, function(result, pair) {
result.set(pair.key, pair.value);
return result;
});
}
function toQueryPair(key, value) {
if (Object.isUndefined(value)) return key;
value = String.interpret(value);
value = value.gsub(/(\r)?\n/, '\r\n');
value = encodeURIComponent(value);
value = value.gsub(/%20/, '+');
return key + '=' + value;
}
function toQueryString() {
return this.inject([], function(results, pair) {
var key = encodeURIComponent(pair.key), values = pair.value;
if (values && typeof values == 'object') {
if (Object.isArray(values)) {
var queryValues = [];
for (var i = 0, len = values.length, value; i < len; i++) {
value = values[i];
queryValues.push(toQueryPair(key, value));
}
return results.concat(queryValues);
}
} else results.push(toQueryPair(key, values));
return results;
}).join('&');
}
function inspect() {
return '#<Hash:{' + this.map(function(pair) {
return pair.map(Object.inspect).join(': ');
}).join(', ') + '}>';
}
function clone() {
return new Hash(this);
}
return {
initialize: initialize,
_each: _each,
set: set,
get: get,
unset: unset,
toObject: toObject,
toTemplateReplacements: toObject,
keys: keys,
values: values,
index: index,
merge: merge,
update: update,
toQueryString: toQueryString,
inspect: inspect,
toJSON: toObject,
clone: clone
};
})());
Hash.from = $H;
Object.extend(Number.prototype, (function() {
function toColorPart() {
return this.toPaddedString(2, 16);
}
function succ() {
return this + 1;
}
function times(iterator, context) {
$R(0, this, true).each(iterator, context);
return this;
}
function toPaddedString(length, radix) {
var string = this.toString(radix || 10);
return '0'.times(length - string.length) + string;
}
function abs() {
return Math.abs(this);
}
function round() {
return Math.round(this);
}
function ceil() {
return Math.ceil(this);
}
function floor() {
return Math.floor(this);
}
return {
toColorPart: toColorPart,
succ: succ,
times: times,
toPaddedString: toPaddedString,
abs: abs,
round: round,
ceil: ceil,
floor: floor
};
})());
function $R(start, end, exclusive) {
return new ObjectRange(start, end, exclusive);
}
var ObjectRange = Class.create(Enumerable, (function() {
function initialize(start, end, exclusive) {
this.start = start;
this.end = end;
this.exclusive = exclusive;
}
function _each(iterator, context) {
var value = this.start, i;
for (i = 0; this.include(value); i++) {
iterator.call(context, value, i);
value = value.succ();
}
}
function include(value) {
if (value < this.start)
return false;
if (this.exclusive)
return value < this.end;
return value <= this.end;
}
return {
initialize: initialize,
_each: _each,
include: include
};
})());
var Abstract = { };
var Try = {
these: function() {
var returnValue;
for (var i = 0, length = arguments.length; i < length; i++) {
var lambda = arguments[i];
try {
returnValue = lambda();
break;
} catch (e) { }
}
return returnValue;
}
};
var Ajax = {
getTransport: function() {
return Try.these(
function() {return new XMLHttpRequest()},
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
) || false;
},
activeRequestCount: 0
};
Ajax.Responders = {
responders: [],
_each: function(iterator, context) {
this.responders._each(iterator, context);
},
register: function(responder) {
if (!this.include(responder))
this.responders.push(responder);
},
unregister: function(responder) {
this.responders = this.responders.without(responder);
},
dispatch: function(callback, request, transport, json) {
this.each(function(responder) {
if (Object.isFunction(responder[callback])) {
try {
responder[callback].apply(responder, [request, transport, json]);
} catch (e) { }
}
});
}
};
Object.extend(Ajax.Responders, Enumerable);
Ajax.Responders.register({
onCreate: function() { Ajax.activeRequestCount++ },
onComplete: function() { Ajax.activeRequestCount-- }
});
Ajax.Base = Class.create({
initialize: function(options) {
this.options = {
method: 'post',
asynchronous: true,
contentType: 'application/x-www-form-urlencoded',
encoding: 'UTF-8',
parameters: '',
evalJSON: true,
evalJS: true
};
Object.extend(this.options, options || { });
this.options.method = this.options.method.toLowerCase();
if (Object.isHash(this.options.parameters))
this.options.parameters = this.options.parameters.toObject();
}
});
Ajax.Request = Class.create(Ajax.Base, {
_complete: false,
initialize: function($super, url, options) {
$super(options);
this.transport = Ajax.getTransport();
this.request(url);
},
request: function(url) {
this.url = url;
this.method = this.options.method;
var params = Object.isString(this.options.parameters) ?
this.options.parameters :
Object.toQueryString(this.options.parameters);
if (!['get', 'post'].include(this.method)) {
params += (params ? '&' : '') + "_method=" + this.method;
this.method = 'post';
}
if (params && this.method === 'get') {
this.url += (this.url.include('?') ? '&' : '?') + params;
}
this.parameters = params.toQueryParams();
try {
var response = new Ajax.Response(this);
if (this.options.onCreate) this.options.onCreate(response);
Ajax.Responders.dispatch('onCreate', this, response);
this.transport.open(this.method.toUpperCase(), this.url,
this.options.asynchronous);
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
this.transport.onreadystatechange = this.onStateChange.bind(this);
this.setRequestHeaders();
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
this.transport.send(this.body);
/* Force Firefox to handle ready state 4 for synchronous requests */
if (!this.options.asynchronous && this.transport.overrideMimeType)
this.onStateChange();
}
catch (e) {
this.dispatchException(e);
}
},
onStateChange: function() {
var readyState = this.transport.readyState;
if (readyState > 1 && !((readyState == 4) && this._complete))
this.respondToReadyState(this.transport.readyState);
},
setRequestHeaders: function() {
var headers = {
'X-Requested-With': 'XMLHttpRequest',
'X-Prototype-Version': Prototype.Version,
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
};
if (this.method == 'post') {
headers['Content-type'] = this.options.contentType +
(this.options.encoding ? '; charset=' + this.options.encoding : '');
/* Force "Connection: close" for older Mozilla browsers to work
* around a bug where XMLHttpRequest sends an incorrect
* Content-length header. See Mozilla Bugzilla #246651.
*/
if (this.transport.overrideMimeType &&
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
headers['Connection'] = 'close';
}
if (typeof this.options.requestHeaders == 'object') {
var extras = this.options.requestHeaders;
if (Object.isFunction(extras.push))
for (var i = 0, length = extras.length; i < length; i += 2)
headers[extras[i]] = extras[i+1];
else
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
}
for (var name in headers)
if (headers[name] != null)
this.transport.setRequestHeader(name, headers[name]);
},
success: function() {
var status = this.getStatus();
return !status || (status >= 200 && status < 300) || status == 304;
},
getStatus: function() {
try {
if (this.transport.status === 1223) return 204;
return this.transport.status || 0;
} catch (e) { return 0 }
},
respondToReadyState: function(readyState) {
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
if (state == 'Complete') {
try {
this._complete = true;
(this.options['on' + response.status]
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|| Prototype.emptyFunction)(response, response.headerJSON);
} catch (e) {
this.dispatchException(e);
}
var contentType = response.getHeader('Content-type');
if (this.options.evalJS == 'force'
|| (this.options.evalJS && this.isSameOrigin() && contentType
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
this.evalResponse();
}
try {
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
} catch (e) {
this.dispatchException(e);
}
if (state == 'Complete') {
this.transport.onreadystatechange = Prototype.emptyFunction;
}
},
isSameOrigin: function() {
var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
protocol: location.protocol,
domain: document.domain,
port: location.port ? ':' + location.port : ''
}));
},
getHeader: function(name) {
try {
return this.transport.getResponseHeader(name) || null;
} catch (e) { return null; }
},
evalResponse: function() {
try {
return eval((this.transport.responseText || '').unfilterJSON());
} catch (e) {
this.dispatchException(e);
}
},
dispatchException: function(exception) {
(this.options.onException || Prototype.emptyFunction)(this, exception);
Ajax.Responders.dispatch('onException', this, exception);
}
});
Ajax.Request.Events =
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
Ajax.Response = Class.create({
initialize: function(request){
this.request = request;
var transport = this.transport = request.transport,
readyState = this.readyState = transport.readyState;
if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
this.status = this.getStatus();
this.statusText = this.getStatusText();
this.responseText = String.interpret(transport.responseText);
this.headerJSON = this._getHeaderJSON();
}
if (readyState == 4) {
var xml = transport.responseXML;
this.responseXML = Object.isUndefined(xml) ? null : xml;
this.responseJSON = this._getResponseJSON();
}
},
status: 0,
statusText: '',
getStatus: Ajax.Request.prototype.getStatus,
getStatusText: function() {
try {
return this.transport.statusText || '';
} catch (e) { return '' }
},
getHeader: Ajax.Request.prototype.getHeader,
getAllHeaders: function() {
try {
return this.getAllResponseHeaders();
} catch (e) { return null }
},
getResponseHeader: function(name) {
return this.transport.getResponseHeader(name);
},
getAllResponseHeaders: function() {
return this.transport.getAllResponseHeaders();
},
_getHeaderJSON: function() {
var json = this.getHeader('X-JSON');
if (!json) return null;
try {
json = decodeURIComponent(escape(json));
} catch(e) {
}
try {
return json.evalJSON(this.request.options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e) {
this.request.dispatchException(e);
}
},
_getResponseJSON: function() {
var options = this.request.options;
if (!options.evalJSON || (options.evalJSON != 'force' &&
!(this.getHeader('Content-type') || '').include('application/json')) ||
this.responseText.blank())
return null;
try {
return this.responseText.evalJSON(options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e) {
this.request.dispatchException(e);
}
}
});
Ajax.Updater = Class.create(Ajax.Request, {
initialize: function($super, container, url, options) {
this.container = {
success: (container.success || container),
failure: (container.failure || (container.success ? null : container))
};
options = Object.clone(options);
var onComplete = options.onComplete;
options.onComplete = (function(response, json) {
this.updateContent(response.responseText);
if (Object.isFunction(onComplete)) onComplete(response, json);
}).bind(this);
$super(url, options);
},
updateContent: function(responseText) {
var receiver = this.container[this.success() ? 'success' : 'failure'],
options = this.options;
if (!options.evalScripts) responseText = responseText.stripScripts();
if (receiver = $(receiver)) {
if (options.insertion) {
if (Object.isString(options.insertion)) {
var insertion = { }; insertion[options.insertion] = responseText;
receiver.insert(insertion);
}
else options.insertion(receiver, responseText);
}
else receiver.update(responseText);
}
}
});
Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
initialize: function($super, container, url, options) {
$super(options);
this.onComplete = this.options.onComplete;
this.frequency = (this.options.frequency || 2);
this.decay = (this.options.decay || 1);
this.updater = { };
this.container = container;
this.url = url;
this.start();
},
start: function() {
this.options.onComplete = this.updateComplete.bind(this);
this.onTimerEvent();
},
stop: function() {
this.updater.options.onComplete = undefined;
clearTimeout(this.timer);
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
},
updateComplete: function(response) {
if (this.options.decay) {
this.decay = (response.responseText == this.lastText ?
this.decay * this.options.decay : 1);
this.lastText = response.responseText;
}
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
},
onTimerEvent: function() {
this.updater = new Ajax.Updater(this.container, this.url, this.options);
}
});
(function(GLOBAL) {
var UNDEFINED;
var SLICE = Array.prototype.slice;
var DIV = document.createElement('div');
function $(element) {
if (arguments.length > 1) {
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
elements.push($(arguments[i]));
return elements;
}
if (Object.isString(element))
element = document.getElementById(element);
return Element.extend(element);
}
GLOBAL.$ = $;
if (!GLOBAL.Node) GLOBAL.Node = {};
if (!GLOBAL.Node.ELEMENT_NODE) {
Object.extend(GLOBAL.Node, {
ELEMENT_NODE: 1,
ATTRIBUTE_NODE: 2,
TEXT_NODE: 3,
CDATA_SECTION_NODE: 4,
ENTITY_REFERENCE_NODE: 5,
ENTITY_NODE: 6,
PROCESSING_INSTRUCTION_NODE: 7,
COMMENT_NODE: 8,
DOCUMENT_NODE: 9,
DOCUMENT_TYPE_NODE: 10,
DOCUMENT_FRAGMENT_NODE: 11,
NOTATION_NODE: 12
});
}
var ELEMENT_CACHE = {};
function shouldUseCreationCache(tagName, attributes) {
if (tagName === 'select') return false;
if ('type' in attributes) return false;
return true;
}
var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
try {
var el = document.createElement('<input name="x">');
return el.tagName.toLowerCase() === 'input' && el.name === 'x';
}
catch(err) {
return false;
}
})();
var oldElement = GLOBAL.Element;
function Element(tagName, attributes) {
attributes = attributes || {};
tagName = tagName.toLowerCase();
if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
}
if (!ELEMENT_CACHE[tagName])
ELEMENT_CACHE[tagName] = Element.extend(document.createElement(tagName));
var node = shouldUseCreationCache(tagName, attributes) ?
ELEMENT_CACHE[tagName].cloneNode(false) : document.createElement(tagName);
return Element.writeAttribute(node, attributes);
}
GLOBAL.Element = Element;
Object.extend(GLOBAL.Element, oldElement || {});
if (oldElement) GLOBAL.Element.prototype = oldElement.prototype;
Element.Methods = { ByTag: {}, Simulated: {} };
var methods = {};
var INSPECT_ATTRIBUTES = { id: 'id', className: 'class' };
function inspect(element) {
element = $(element);
var result = '<' + element.tagName.toLowerCase();
var attribute, value;
for (var property in INSPECT_ATTRIBUTES) {
attribute = INSPECT_ATTRIBUTES[property];
value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
}
return result + '>';
}
methods.inspect = inspect;
function visible(element) {
return $(element).style.display !== 'none';
}
function toggle(element, bool) {
element = $(element);
if (Object.isUndefined(bool))
bool = !Element.visible(element);
Element[bool ? 'show' : 'hide'](element);
return element;
}
function hide(element) {
element = $(element);
element.style.display = 'none';
return element;
}
function show(element) {
element = $(element);
element.style.display = '';
return element;
}
Object.extend(methods, {
visible: visible,
toggle: toggle,
hide: hide,
show: show
});
function remove(element) {
element = $(element);
element.parentNode.removeChild(element);
return element;
}
var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
var el = document.createElement("select"),
isBuggy = true;
el.innerHTML = "<option value=\"test\">test</option>";
if (el.options && el.options[0]) {
isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
}
el = null;
return isBuggy;
})();
var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
try {
var el = document.createElement("table");
if (el && el.tBodies) {
el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
var isBuggy = typeof el.tBodies[0] == "undefined";
el = null;
return isBuggy;
}
} catch (e) {
return true;
}
})();
var LINK_ELEMENT_INNERHTML_BUGGY = (function() {
try {
var el = document.createElement('div');
el.innerHTML = "<link />";
var isBuggy = (el.childNodes.length === 0);
el = null;
return isBuggy;
} catch(e) {
return true;
}
})();
var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY ||
TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY;
var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
var s = document.createElement("script"),
isBuggy = false;
try {
s.appendChild(document.createTextNode(""));
isBuggy = !s.firstChild ||
s.firstChild && s.firstChild.nodeType !== 3;
} catch (e) {
isBuggy = true;
}
s = null;
return isBuggy;
})();
function update(element, content) {
element = $(element);
var descendants = element.getElementsByTagName('*'),
i = descendants.length;
while (i--) purgeElement(descendants[i]);
if (content && content.toElement)
content = content.toElement();
if (Object.isElement(content))
return element.update().insert(content);
content = Object.toHTML(content);
var tagName = element.tagName.toUpperCase();
if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
element.text = content;
return element;
}
if (ANY_INNERHTML_BUGGY) {
if (tagName in INSERTION_TRA
Raw
zepto.min.js
/* Zepto v1.1.4 - zepto event ajax form ie - zeptojs.com/license */
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